下列词语中加点的字的读音全都相同的一组是（     ）

A．弹射　　偏袒　　啖以重利　　肆无忌惮

B．痉挛　　根茎　　独辟蹊径　　泾渭分明

C．淆乱　　叫嚣　　祸起萧墙　　骁勇善战

D．赡养　　禅让　　擅离职守　　缮写公文

Because Web servers are platform and application (71) ，they can send or request data from legacy or external application including database．All replies，once converted into (72) mark up language，can then be transmitted to a (73) ．Used in this way，Intranets can (74) lower desktop support costs，easy links with legacy application and databases and， (75) all。ease of use．

A．coupled

B．dependent

C．independent

D．related